This Solicitation opportunity from Department Of Defense was posted on April 14, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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B300 Waterfront Machine Shop Roof and HVAC Repair Portsmouth Naval Shipyard

Closed

N4008526R0029Federal

Submission Closed04/29/2026, 06:00:00 PM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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NAICS: 236220

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Solicitation # cape-cod-space-force-microgrid-power-station-bourne-ma

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Solicitation # south-concourse-evolution-sce-bid-package-3

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Solicitation # njcc-bathroom-renovations-buildings-17-18

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POSTED

DEADLINE

B221 Substation Switchgear Replacement

Solicitation # b221-substation-switchgear-replacement

The B221 Substation Switchgear Replacement project, managed by Sauer Construction, involves electrical upgrades and architectural improvements located in Texas. This solicitation is open to various small business categories, including Small Disadvantaged Businesses, Women-Owned Small Businesses, HUBZone Small Businesses, and Veteran-Owned Small Businesses. The opportunity was posted on September 12, 2026, with a response deadline of October 15, 2026. Classified under NAICS code 236220, the primary point of contact for this project is Adam Houck.

Sauer Construction

POSTED

about 3 hours ago

DEADLINE

in about 1 month

AI Contract Overview

The contract involves the complete renovation of Building 300, a manufacturing and machining facility at Portsmouth Naval Shipyard, focusing primarily on replacing the deteriorated roof system and refurbishing the HVAC infrastructure. The current roof has exceeded its service life, resulting in significant interior water leaks, necessitating removal and replacement with a new fully adhered 0.080 thermoplastic polyolefin (TPO) membrane. The HVAC systems, originally installed between 1979 and 1984 and contaminated with RCRA 8 metals, will have all air handling equipment removed along with associated ductwork, which may be abandoned in place or removed, incorporating measures to contain hazardous dust and abate asbestos present in the ducts. The project includes replacing the original steam heating system with a modern hot water plant, adding unit heaters and dedicated outdoor air systems to improve industrial area climate control, and installing destratification fans to enhance occupant comfort. In addition to these core updates, the contract specifies upgrades to the building's fire safety systems, including removal and replacement of the fire alarm, mass notification, and fire sprinkler systems serving the industrial workspaces. Electrical system improvements involve replacing the existing 2500 kVA main service transformer, the 15 kV service switch, and the 480V main and feeder switchgear. Site work includes utility construction and restoration of areas disturbed during demolition, covering both electrical and fire safety utilities. The solicitation is managed by the Department of Defense's NAVFAC Mid-Atlantic office in Norfolk, Virginia, with proposals due by March 2, 2026. The primary point of contact is Mary Pool.

General Info

Complete renovation of Building 300 including roof, HVAC, fire safety, electrical, and site utility upgrades.

Agency

Department Of Defense → Navfacsyscom Mid-AtlanticView Agency

NAICS

236220 - Commercial and Institutional Building ConstructionView NAICS

Place of Performance

Kittery, Maine, VA

Set-Aside

NONE

Documents

(29)

Attachment+A2+-+PNSY+B300+Roof+and+HVAC+Repairs+-+Specifications.pdf

PDF

Attachment+L+-+DBIDS+5500b.docx

DOCX

Attachment+E+-+Construction+Experience+Project+Data.pdf

PDF

Amendment 0010 to Solicitation N4008526R0029 for B300 Waterfront Machine Shop Roof & HVAC Repair

PDF•amendment

Attachment+O+-+PNSY+B300+HAZMAT+Report_Rev+1.pdf

PDF

Amendment 0011 to Solicitation N4008526R0029

PDF•amendment

N4008526R0029+0006.pdf

PDF

N4008526R0029+0001.pdf

PDF

Attachment+A1+-+PNSY+B300+Roof+and+HVAC+Repairs+-+Final+-+Plans.pdf

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Attachment+K+-+SECNAV+5512.pdf

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N4008526R0029+0009.pdf

PDF

Attachment+N+-+PNSY+B300+MOD+1+HAZMAT+Report.pdf

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N4008526R0029+0002.pdf

PDF

Attachment+H+-+Small+Business+Participation+Commitment.pdf

PDF

Attachment+J+-+Contractor+Exempt+Purchase+Certificate.pdf

PDF

N4008526R00290008.pdf

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N4008526R0029+0004.pdf

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Attachment+I+-+Small+Business+Subcontracting+Plan.pdf

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N4008526R0029+0003.pdf

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N4008526R0029+0005.pdf

PDF

N4008526R0029+Site+Visit+Log.pdf

PDF

Attachment+G+-+Historical+Small+Business+Utilization.pdf

PDF

Attachment+C+-+PIEE+Vendor+Access+Instructions.pdf

PDF

Attachment+B+-Pre-Proposal+Inquiry+Log.xlsx

XLSX

N4008526R0029.pdf

PDF

Attachment+M+-+Pass+Office+Virtual+Line+Guidance.pdf

PDF

N4008526R00290007.pdf

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Attachment+D+-+Price+Proposal+Form.pdf

PDF

Attachment+F+-+Past+Performance+Questionnaire.pdf

PDF

AI Contract Breakdown

Uniform Contract Format

Timeline

11 updates

PhaseClosed

PostedJan 28

Solicitation

Amendment 1Feb 4

Contract was updated

Amendment 2Feb 13

Contract was updated

Amendment 3Feb 19

Contract was updated

Amendment 4Feb 25

Contract was updated

Amendment 5Mar 10

Contract was updated

Amendment 6Mar 19

Contract was updated

Amendment 7Mar 24

Contract was updated

Amendment 8Mar 24

Contract was updated

Amendment 9Mar 26

Contract was updated

Amendment 10Apr 1

Contract was updated

Amendment 11Apr 14

Contract was updated

Response DeadlineApr 29

Deadline has passed

Submission Closed

04/29/2026, 06:00:00 PM UTC

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Organization & Contact Information

AgencyDepartment Of Defense → Navfacsyscom Mid-Atlantic

Contacts1 person available

OfficeNORFOLK, VA, 23511-0395, USA

Organization / Agency

Department Of Defense → Navfacsyscom Mid-Atlantic

View Agency Profile

Office AddressNORFOLK, VA, 23511-0395, USA

Contacts

Mary Pool

contact@example.gov

+1 (555) 000-0000

Full Description

Building 300 is a manufacturing and machining facility. The existing roof system has surpassed its design/service life and has deteriorated to the point where there are significant leaks to the interior. The building interior is exposed to water infiltration due to these roof failures. The HVAC systems were installed during the original construction of the building between 1979 and 1984. No substantial changes have been made to the HVAC system since. The existing HVAC systems have depositions of RCRA 8 metals within them.The project will remove existing roofing which has exceeded its useful service life and provide for replacement with a new fully adhered 0.080 thermoplastic polyolefin (TPO) roof membrane assembly. The project also provides the removal of all air handling equipment and removal or abandonment-in-place of associated ductwork that conditions the industrial work areas. The project includes measures to contain RCRA 8 dust and abate asbestos containing materials that are known to be present within ductwork. The project provides replacement of the existing steam to hot water plant, the addition of unit heaters to provide heat to the industrial work areas and dedicated outdoor air systems to provide fresh air to the space accompanied by destratification fans for occupant comfort. The project provides removal and replacement of the existing fire alarm and mass notification system and fire sprinkler system serving the industrial work areas. The project includes removal and replacement of the existing 2500 kVA main service transformer feeding Switchgear 4, replacement of the 15 kV service switch, and replacement of the 480V main and feeder switchgear.Site improvements include utility construction and restoration of disturbed areas resulting from demolition activities. Utilities include electrical and fire safety systems.